const Koa = require('koa')
const app = new Koa()
const views = require('koa-views')
const json = require('koa-json')
const onerror = require('koa-onerror')
// const bodyparser = require('koa-bodyparser')
const {koaBody} = require('koa-body')
const logger = require('koa-logger')
const session = require('koa-session')
const config = require('./config/config')
const cors = require('koa2-cors')

// const home = require('./routes/home')
// const users = require('./routes/users')
// const shop = require('./routes/shop')
const registerRouter = require('./routes')


// error handler
onerror(app)

//跨域
app.use(cors(config.cors_config))

//session
app.keys = config.app_keys;
app.use(session(config.session_config,app))

// middlewares
// app.use(bodyparser({
//   enableTypes:['json', 'form', 'text']
// }))
app.use(koaBody({multipart:true}))

app.use(json())
app.use(logger())
app.use(require('koa-static')(__dirname + '/public'))

app.use(views(__dirname + '/views', {
  // extension: 'ejs'
  map:{html:'ejs'}
}))

// logger
app.use(async (ctx, next) => {
  const start = new Date()
  await next()
  const ms = new Date() - start
  console.log(`${ctx.method} ${ctx.url} - ${ms}ms`)
})

// routes
// app.use(home.routes(), home.allowedMethods())
// app.use(users.routes(), users.allowedMethods())
// app.use(shop.routes(), shop.allowedMethods())
app.use(registerRouter())

// error-handling
app.on('error', (err, ctx) => {
  console.error('server error', err, ctx)
});

module.exports = app
